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ReversingArray.java
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ReversingArray.java
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import java.util.Arrays;
import java.util.Scanner;
public class ReversingArray {
private static Scanner sc = new Scanner(System.in);
public static int[] getdata(int capacity){
int[] array = new int[capacity];
System.out.println("\nEnter "+capacity+" elements - \n");
for(int i=0;i<capacity;i++){
array[i]=sc.nextInt();
}
return array;
}
public static void reverse(int[] arr){
int maxindex=(arr.length)-1;
int halfway=(arr.length)/2;
for(int i=0;i<halfway;i++){
int temp=arr[i];
arr[i]=arr[maxindex-i];
arr[maxindex-i]=temp;
}
}
public static void main(String[] args) {
System.out.println("\nEnter the total number of elements in the array - ");
int n = sc.nextInt();
int[] arr = new int[n];
arr=getdata(n);
System.out.println("\nInput Array - "+ Arrays.toString(arr));
reverse(arr);
System.out.println("\nReversed Array - "+Arrays.toString(arr));
}
}